Results 121 to 130 of about 15,336 (235)

Compositions and sources of organic acids in fine particles (PM2.5) over the Pearl River Delta region, south China [PDF]

open access: yes, 2014
Deng, Xuejiao   +11 more
core   +1 more source

Simultaneous Determination by Selective Esterification of Trimellitic, Phthalic, and Maleic Anhydrides in the Presence of Respective Acids

open access: yesACS Omega, 2023
Jacopo Ceccarelli   +7 more
doaj   +1 more source

Studies on the oxidation of hexamethylbenzene 1: Oxidation of hexamethylbenzene with nitric acid [PDF]

open access: yes
The oxidative reaction of hexamethylbenzene (HMB) with nitric acid was studied, and the hitherto unknown polymethylbenzenepolycarboxylic acids were isolated: tetramethylphthalic anhydride, tetramethylisophthalic acid, 1,3,5-, 1,2,4- and 1,2,3 ...
Chiba, K., Mizuno, T., Tomura, S.
core   +1 more source

Process for the manufacture of carbon or graphite fibers [PDF]

open access: yes
Carbon or graphite fibers are manufactured by heating polyacrylonitrile fiber materials in various solutions and gases. They are characterized in that the materials are heated to temperatures from 150 to 300 C in a solution containing one or more acids ...
Mueller, D., Overhoff, D., Winkler, E.
core   +1 more source

High temperature epoxycarborane adhesives Final report [PDF]

open access: yes
Carborane adhesive bonding properties and lap shear strength of metal to metal ...
Barnes, R., Hughes, E.
core   +1 more source

Synthesis of Phthalic Acid Esters from Diisobutylene Monochloride and Phthalic Acid

open access: yesJournal of The Japan Petroleum Institute, 1974
Yasuhiro Furukawa   +2 more
openaire   +2 more sources

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